http://www.isnare.com/?s=author&a=Peter+Somerville Wellness, Fitness and Diet Peter Somerville Mon, 17 Jul 2006 00:00:00 +0800 http://www.isnare.com/?aid=58839&ca=Wellness%2C+Fitness+and+Diet Warm-up You must prepare your body before taking part in physical training, sports competition, or vigorous physical activity. A warm-up may help prevent injuries and maximize performance. The warm-up increases the body's internal temperature and the heart rate so that more oxygen-rich blood can be... Wellness, Fitness and Diet Peter Somerville Mon, 17 Jul 2006 00:00:00 +0800 http://www.isnare.com/?aid=59107&ca=Wellness%2C+Fitness+and+Diet The most important factor for improving cardiorespiratory fitness (cardio or CR) is the intensity of the workout. Changes in CR fitness are directly related to how "hard" an aerobic exercise is performed. The more energy expended per unit of time, the greater the intensity of the exercise, the great... Wellness, Fitness and Diet Peter Somerville Thu, 13 Jul 2006 00:00:00 +0800 http://www.isnare.com/?aid=58831&ca=Wellness%2C+Fitness+and+Diet A physical fitness training program is divided into three phases: preparatory, conditioning, and maintenance. The starting phase for different individuals will vary depending on their age, fitness levels, and previous physical activity. Young, healthy persons may be able to jump right into the condi...